Neon Glow X 108 (108 piece set): For a bigger set of glowing fun, this set contains 108 pieces of fluorescent bars, X pieces and regular steel balls. Glowing in brilliant magenta, yellow, blue and other tones, these new neon pieces are sure to light up any child and adult's night. This set comes with 27 bars, 27 X's and 54 steel balls. Best used with a black light.